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Amazon Neptune vs Weaviate Comparison

Last updated:

Amazon Neptune

4.0(13 reviews)

Starting at Contact for pricing

  • Free Trial
  • Large Enterprises
  • Medium Business

Introducing Amazon Neptune - the ultimate solution for building and managing graph database applications. With advanced tools and a fully-managed service, Neptune allows for seamless execution of identity, knowledge, and…

View PricingRead Reviews

Weaviate

4.5(195 reviews)

Starting at Free free

  • Small Business
  • Mid-Market

Weaviate is an open-source vector database designed for AI-native applications. It stores, indexes, and searches high-dimensional vector embeddings alongside structured data, enabling semantic search, RAG (retrieval-augm…

View PricingRead Reviews

Weaviate leads on user satisfaction with a 4.5-star rating across 195 reviews.

Amazon Neptune vs Weaviate — at a glance

FeatureAmazon NeptuneWeaviate
Rating4.0 / 54.5 / 5
Reviews13195
Starting priceContact for pricingFree free
Free trial Yes No
Free version No No
Best forLarge Enterprises, Medium Business, Small BusinessSmall Business, Mid-Market, Enterprise
CategoryDatabase as a Service (DBaaS) ProviderDatabase Management Software
PlatformsSaaS/Web/CloudCloud, On-Premise, Linux
APIAvailableAvailable
Support modesOnlineGitHub Issues, Community Slack (10k+ members), Help Center, Enterprise Support
CertificationsSOC 2, HIPAA, GDPR, ISO 27001—
Data residencyUS—

Key differences between Amazon Neptune and Weaviate

  • Pricing: Weaviate starts at Free free. Amazon Neptune pricing is not publicly listed.
  • Free trial: Amazon Neptune offers a free trial; Weaviate does not.
  • Target audience: Amazon Neptune is built for Large Enterprises and Medium Business, while Weaviate targets Small Business and Mid-Market.
  • User satisfaction: Weaviate scores higher with a 4.5-star average.
  • Deployment: Amazon Neptune supports SaaS/Web/Cloud; Weaviate supports Cloud, On-Premise, Linux.

Amazon Neptune vs Weaviate — find the better fit before you commit.

01

Which tool fits your team best

02

Which is actually cheaper for your team size

03

Where each product wins, per real buyers

Most Database as a Service (DBaaS) Provider tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.

Biggest differences

Features

Pricing

Buying details

Security

Buyer feedback

Integrations

Product tour

Other options

Amazon Neptune - Database as a Service (DBaaS) Provider

Amazon Neptune

Talk to an expert
Talk to an expert
Weaviate logo

Weaviate

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Talk to an expert

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Biggest differences

Affiliate Disclosure

Start here before you go deeper into features.

Amazon Neptune

Best for high-performance, multi-language graph database applications in AWS environments.

Choose if
  • You need to run over 100,000 graph queries per second with low latency.
  • You require support for multiple open-source graph query languages like Gremlin and openCypher.
  • You want a fully managed graph database integrated with the AWS ecosystem to reduce operational overhead.
Consider alternatives if
  • Your team lacks specialized graph database expertise and prefers simpler relational databases.
  • You need transparent, straightforward pricing without complex quotation-based models.

Weaviate

Best for

Small Business, Mid-Market, Enterprise

Amazon Neptune typically suits Large Enterprises and Medium Business. Weaviate tends to fit Small Business and Mid-Market better. The right choice depends on your team size, workflow, and whether a free trial matters.

Description

Introducing Amazon Neptune - the ultimate solution for building and managing graph database applications. With advanced tools and a fully-managed service, Neptune allows for seamless ... Read More about Amazon Neptune

Weaviate is an open-source vector database designed for AI-native applications. It stores, indexes, and searches high-dimensional vector embeddings alongside structured data, enabling ... Read More about Weaviate

Entry Level Pricing

  • Not Available
  • Starts from Free

Free Trial Availability

  • Free Trial available
  • No free trial

SpotScore

What's this? ↗

Not Available

9.0/10

User Ratings

Based on verified Spotsaas reviews

4

(13)

4.5

(195)

Best Company Size

51-500 employees500+ employees
—
Get pricing help
Get pricing help

Where each option fits best

See where each product is strongest, which teams it fits, and what causes buyers to keep looking — before you commit.

Based on buyer reviews and verified product data collected by Spotsaas.

Strengths

Key strengths

Weaviate

  • Semantic Search in Minutes: Auto-vectorization and native embedding integrations mean adding semantic search to an application requires 10 lines of code, not a separate ML pipeline.
  • Better Search Relevance: Hybrid search combining semantic understanding and keyword matching outperforms either approach alone for most real-world document retrieval needs.
  • RAG Without the Plumbing: Weaviate's RAG query pipelines handle retrieval and generation in a single API call, eliminating the orchestration code teams otherwise write manually.
Best fit

Best fit

Weaviate

  • SaaS companies adding semantic search to documentation, support knowledge bases, or product catalogs
  • AI teams building RAG pipelines for enterprise Q&A over internal knowledge bases
  • E-commerce platforms building recommendation engines and visual similarity search on product embeddings

Software Demo

Demo

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How do Amazon Neptune and Weaviate Compare on Features?

Total Features

6 Features

7 Features

Unique Features

No unique features

No unique features

Get Quote
Get Quote

Compare Amazon Neptune and Weaviate on pricing

Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.

Pricing Option

      Starting From

      • Not Available
      • Free

      Pricing Plans

      • Not Available

      • Free (Self-Hosted)

        Free

        Get Started

        • Open source

        • BSD license

        • All features

        Show more +

      • Serverless Cloud

        Free

        Get Started

        • Managed cloud

        • Pay-per-query

        • Auto-scaling

        Show more +

      • Enterprise Cloud

        Custom

        paid

        Get Started

        • Dedicated cluster

        • SLA

        • SSO

        Show more +

      View detailed pricing
      View detailed pricing

      Other Details

      Organization Types supported

      • Large Enterprises
      • Freelancers
      • Medium Business
      • Small Business
      • Individuals
      • Large Enterprises
      • Freelancers
      • Medium Business
      • Small Business
      • Individuals

      Platforms Supported

      • Browser Based (Cloud)
      • Installed - Mac
      • Installed - Windows
      • Browser Based (Cloud)
      • Browser Based (Cloud)
      • Installed - Mac
      • Installed - Windows
      • Browser Based (Cloud)

      Modes of support

      • 24/7 (Live rep)
      • Business Hours
      • Online
      • 24/7 (Live rep)
      • Business Hours
      • Online

      API Support

      • Available
      • Available
      Get help choosing
      Get help choosing

      Security & Compliance

      Certifications, data handling, and security controls for IT and compliance evaluators.

      SOC 2

      ✓ Yes
      —

      HIPAA

      ✓ Yes
      —

      GDPR

      ✓ Yes
      —

      ISO 27001

      ✓ Yes
      —

      Single Sign-On (SSO)

      ✓ Yes
      —

      Multi-Factor Auth (MFA)

      ✓ Yes
      —

      Data Encryption

      ✓ Yes
      —

      Audit Logs

      ✓ Yes
      —

      Data Residency

      🇺🇸 US
      —

      Amazon Neptune User Reviews & Rating Comparison

      User Ratings

      4

      (based on 13 reviews)

      4.5

      (based on 195 reviews)

      Rating Distribution

      0

      0

      0

      0

      0

      0

      0

      0

      0

      0

      Spotsaas Editor’s POV generated by AI

      Buyer sentiment

      Users appreciate Amazon Neptune's high performance and multi-language support but note concerns about pricing transparency and complexity.

      What buyers like

      • Query performance
      • Multi-language API support
      • Managed service convenience

      Common complaints

      • Pricing opacity
      • Complexity of use

      Buyer sentiment

      Buyer sentiment is very strong across 195 reviews, with consistently positive feedback.

      What buyers like

      • Auto-vectorization at insert time means developers don't need to manage embedding pipelines separately — Weaviate calls the embedding model and stores the result automatically.
      • Hybrid search combining dense vector + BM25 keyword search in a single query outperforms pure vector search on most real-world information retrieval tasks.
      • Open-source BSD license allows full self-hosting with zero per-query costs — significant cost advantage for high-query-volume applications.

      Common complaints

      • Memory-intensive HNSW indexing can require significant RAM for large datasets — teams indexing billions of vectors need careful infrastructure planning.
      • GraphQL API has a steeper learning curve than pure REST interfaces; developers unfamiliar with GraphQL take longer to become productive.

      Pros and Cons

      • High query performance with over 100,000 queries per second

      • Support for multiple open-source graph APIs (Gremlin, openCypher, SPARQL)

      • Fully managed service reducing operational overhead

      • Pricing is quotation based and not publicly transparent

      • Limited information on ease of migration and integration

      • Auto-vectorization at insert time means developers don't need to manage embedding pipelines separately — Weaviate calls the embedding model and stores the result automatically.

      • Hybrid search combining dense vector + BM25 keyword search in a single query outperforms pure vector search on most real-world information retrieval tasks.

      • Open-source BSD license allows full self-hosting with zero per-query costs — significant cost advantage for high-query-volume applications.

      • Memory-intensive HNSW indexing can require significant RAM for large datasets — teams indexing billions of vectors need careful infrastructure planning.

      • GraphQL API has a steeper learning curve than pure REST interfaces; developers unfamiliar with GraphQL take longer to become productive.

      Read reviews
      Read reviews

      Used Amazon Neptune or Weaviate? Tell buyers what actually differs.

      Review Amazon NeptuneReview Weaviate

      List of Customers

      Customers

      ADP

      ADP

      Cox Automotive

      Cox Automotive

      Careem

      Careem

      No Customers information available.

      Media and Screenshots

      Videos

      video-0

      1 Videos

      No videos available.

      Top Alternatives to Amazon Neptune and Weaviate in 2026

      Alternatives

      Hasura - Mobile Backend as a Service (MBaaS)
      Hasura

      4.7

      Dgraph - Graph Database
      Dgraph

      4.73

      Neo4j Graph Database - Graph Database
      Neo4j Graph Database

      4.54

      No Alternative products available.

      Expand your shortlist

      Add another option to compare side by side

      Search by product name to compare pricing, fit, and buyer feedback in one view.

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      No Alternative Products ☹️

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      Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

      Frequently asked questions

      Which is better, Amazon Neptune or Weaviate?
      Weaviate edges out the other on user ratings (4.5 vs 4.0). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
      Do Amazon Neptune and Weaviate offer a free trial?
      Amazon Neptune offers a free trial. Weaviate does not.
      What is the starting price of Amazon Neptune vs Weaviate?
      Amazon Neptune starts at Contact for pricing. Weaviate starts at Free free.
      What are the top alternatives to Amazon Neptune?
      Top alternatives to Amazon Neptune include Hasura, Dgraph, Neo4j Graph Database, Nebula Graph, Oracle Spatial and Graph.